Perma Fix Environmental Services (PESI) Shares Outstanding (2010 - 2026)

Perma Fix Environmental Services' (PESI) quarterly Shares Outstanding came in at $18.6 million in Q1 2026, up 0.65% year-on-year from $18.4 million in Q1 2025, and little changed quarter-over-quarter from $18.5 million in Q4 2025.

Perma Fix Environmental Services (PESI) Shares Outstanding (2010 - 2026) Analysis & Trends

Perma Fix Environmental Services has disclosed Shares Outstanding across 17 years of filings, most recently posting $18.6 million for Q1 2026.

  • Shares Outstanding for Q1 2026 came in at $18.6 million, up 0.65% year-over-year; the trailing twelve-month figure through Mar 2026 was $18.6 million (up 0.65% YoY), and the FY2025 annual result was $18.5 million, up 0.77% from the prior year.
  • Shares Outstanding came in at $18.6 million for Q1 2026 at Perma Fix Environmental Services, roughly flat from $18.5 million in the prior quarter.
  • In the past five years, Shares Outstanding ranged from a high of $18.6 million in Q1 2026 to a low of $13.2 million in Q1 2022.
  • The 5-year median for Shares Outstanding is $13.7 million (2024), against an average of $15.5 million.
  • Across the five-year window, Shares Outstanding surged 34.65% in 2024 and advanced 0.65% in 2026, its largest moves.
  • Perma Fix Environmental Services' Shares Outstanding stood at $13.3 million in 2022, then rose by 2.41% to $13.7 million in 2023, then soared by 34.65% to $18.4 million in 2024, then grew by 0.77% to $18.5 million in 2025, then climbed by 0.16% to $18.6 million in 2026.
  • The last three Shares Outstanding figures came in at $18.6 million (Q1 2026), $18.5 million (Q4 2025), and $18.5 million (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Shares Outstanding (Qtr)
1 GFL Environmental 252.38 Bn 252.50 Bn 218.62 Mn -
2 Waste Connections 40.24 Bn 40.13 Bn 1.01 Bn 254.26 Mn
3 Clean Harbors 15.26 Bn 14.59 Bn 445.42 Mn 52.83 Mn
4 Casella Waste Systems 5.57 Bn 5.43 Bn 148.40 Mn 62.62 Mn
5 Enviri 1.71 Bn 1.63 Bn - -
6 Onterris 613.85 Mn 602.80 Mn - -
7 American Battery Technology 425.23 Mn 386.75 Mn 737,749.00 132.27 Mn
8 Waste Management 198.93 Mn 41.93 Mn 2.53 Bn 402.30 Mn
9 Perma Fix Environmental Services 184.86 Mn 164.86 Mn -2.88 Mn 18.56 Mn
10 One & one Green Technologies 144.62 Mn 143.66 Mn - 44.10 Mn

Historic Data

Download Data
DateValue
Mar 31, 2026 18.56 Mn
Mar 31, 2026 18.56 Mn
Mar 31, 2026 18.56 Mn
Mar 31, 2026 18.56 Mn
Mar 31, 2026 18.56 Mn
Mar 31, 2026 18.56 Mn
Mar 31, 2026 18.56 Mn
Mar 31, 2026 18.56 Mn
Dec 31, 2025 18.53 Mn
Dec 31, 2025 18.53 Mn
Dec 31, 2025 18.53 Mn
Dec 31, 2025 18.53 Mn
Dec 31, 2025 18.53 Mn
Dec 31, 2025 18.53 Mn
Dec 31, 2025 18.53 Mn
Dec 31, 2025 18.53 Mn
Sep 30, 2025 18.49 Mn
Sep 30, 2025 18.49 Mn
Sep 30, 2025 18.49 Mn
Sep 30, 2025 18.49 Mn